Finding the Fourth Proportional to 300,837.86, 415,146.86 and 164,869.34

Step by Step Solution

1. Step 1: Write the proportion equation
   300,837.86 : 415,146.86 = 164,869.34 : x
2. Step 2: Convert to fraction form
   300,837.86/415,146.86 = 164,869.34/x
3. Step 3: Cross multiply
   300,837.86x = 415,146.86 × 164,869.34
4. Step 4: Simplify right side
   300,837.86x = 68,444,988,811.27
5. Step 5: Solve for x
   x = 68,444,988,811.27/300,837.86
6. Step 6: Final answer
   x = 227,514.54